Home / 7,523.20-10,378.73-4,537.30

Finding the Fourth Proportional to 7,523.20, 10,378.73 and 4,537.30

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Solution

The fourth proportional to 7,523.20, 10,378.73 and 4,537.30 is: 6,259.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,523.20 : 10,378.73 = 4,537.30 : x
  2. Step 2: Convert to fraction form
    7,523.20/10,378.73 = 4,537.30/x
  3. Step 3: Cross multiply
    7,523.20x = 10,378.73 × 4,537.30
  4. Step 4: Simplify right side
    7,523.20x = 47,091,411.63
  5. Step 5: Solve for x
    x = 47,091,411.63/7,523.20
  6. Step 6: Final answer
    x = 6,259.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.